Manufacturers Solutions

Sammi MachinerySammi Machinery Co.,Ltd, a Line Blind Valve fabricator and machine shop, is wholly owned subsidiary of line blinding technology and products.

Sammi Machinery Co., Ltd is an expert fabricator in the line blind valve and goggle valve industry.

Engineering and designs are based on ASME Section VIII, division 1. Spectacle plates are designed based on ASME B31.1 and comparatively checked by API 590. Hazard analyses for line blind valve have been implemented to identify hazards and risks to be detected around applicable valves in accordance with EN 1050. Quality Control.

Sammi line blinds does extensive physical testing to prove designs. Designs are performed using developed design software and proven by finite element analysis. Sammi keeps up strict quality policy and testing for all products.


Sammi focused on only line blocking technology for over 19 years. Lots of installation and site experiences with Sammi’s innovative Helical gear-set system proved as a most safe and successful products in the world.

Quality System

ISO9001:2008 CE-PED Module H API Spec.Q1 / API ISO/TS 29001

Company’s Philosophy

Best quality material & product
Best service and quick answer
Best reputation from global customers